1: Kyustendil – Blagoevgrad (Undeveloped / Unknown)
Undeveloped / Unknown

2: Blagoevgrad – Obel (Undeveloped / Unknown)
Undeveloped / Unknown

3: Obel – Pehchevo (Undeveloped / Unknown)
Undeveloped / Unknown

4: Pehchevo – Strumica (Undeveloped / Unknown)